線性整流器 的英文怎麼說
中文拼音 [xiànxìngzhěngliúqì]
線性整流器
英文
linear rectifier- 線 : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
- 性 : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
- 整 : Ⅰ形容詞1 (全部在內; 完整) whole; all; complete 2 (整齊) neat; tidy; orderly Ⅱ動詞1 (整理; 整...
- 流 : Ⅰ動1 (液體移動; 流動) flow 2 (移動不定) drift; move; wander 3 (流傳; 傳播) spread 4 (向壞...
- 器 : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
- 線性 : [數學] [物理學] linear; linearity線性代數 linear algebra; 線性方程 linear equation; 線性規劃 line...
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In this dissertation, through computer simulation, the problems of modeling, control and guidance of auvs are presented. the first part of this dissertation addresses the problem of dynamically modeling of auvs, and derives thrusters " two - dimension nonlinear dynamic model, which has axial flow speed and propeller rotational velocity as two state variables, voltage or current of motor as inputs, and thruster force and torque as output. the second part focuses on the nonlinear adaptive sliding mode control of auvs in diving plane and steering plane
本論文系統研究了自主式水下航行器的建模、非線性自適應滑模控制、以及深度調整和水平面導引方法等問題,具體成果和創新點如下1 、根據流體力學理論,建立了螺旋槳推進器的動態模型,它以螺旋槳來流速度v _ p和螺旋槳轉速n為狀態變量,以電機施加轉矩為輸入,螺旋槳推力t和轉矩q為輸出。The modulating signals of firing delay angle at the rectifier and firing lead angle at the inverter, and the excitation voltage are chosen to be control variables. the offset of the current of dc line and the extinction angle and the power angle of generator are chosen to be control outputs. then a nonlinear controller is designed for the system under study according to direct feedback linearization theory
以整流側觸發延遲角的調節信號、逆變側觸發超前角的調節信號以及發電機勵磁電壓作為控制變量,以直流線路電流、逆變側關斷角以及發電機功角的偏移量作為目標輸出,用直接反饋線性化方法設計了系統的非線性控制器。The auxiliary modulating signals of the current controller at the rectifier and the extinction angle controller at the inverter, and the reference voltage of exciter are chosen to be control variables. then the all - state feedback linear optimal controller is designed
以直流系統整流側電流控制器的輔助調節信號、逆變側關斷角控制器的輔助調節信號以及勵磁系統參考電壓作為控制變量,設計了系統的全狀態反饋線性最優控制器。In the present paper, according to the characteristics of the dynamic running of the thermoelectric refrigerating devices and its components for the refrigerator is analyzed and the independent components " models are established. the entire model describing the working procedure of the refrigerating system is set up with the method of parameters coupling to combine the models of the refrigerating system, load, cabinet and air in the cabinet. the running characteristics of thermoelectric refrigerators on the effects of received current, load and ambient temperature are investigated using small - signal linearization method
本文根據熱電製冷系統動態運行的特點,分析了電冰箱製冷系統及各個部件的熱物理過程,運用參數耦合的方法把製冷系統、負載、箱體及箱內空氣模型有機地結合在一起,建立了完整的製冷系統工作過程模型,用小階躍信號線性化法分析了電流、負載功率和環境溫度波動共同作用下的熱電製冷器工作特性。Shanghai wood - based plate machine factory co., ltd manufacturer mdf products line of the capability have reached the advanced level of the like product in the industrially developed country. chinese make the processing equipment two times of board, solid wood and board furniture in chinese have realized basically production domesticization, their technical feature are close to or reach the advanced level of the like product in the industrially developed country
蘇福馬股份有限公司生產的各種型式削片設備砂光設備,信陽木工機械股份有限公司生產的氣流或機械鋪裝機等,已達到工業發達國家20世紀90年代技術水平。由上海人造板機器廠有限公司生產的mdf生產線的整機性能已接近或達到工業發達國家同類產品的先進水平。The forerunner of teco sa was taian electric, which was founded in march 1969 and merged with teco in oct 2003. ever since its establishment, sa never stops making contribution towards the industrial automation technology. sas products include ac dc motor controls, molded - case circuit breakers, high low voltage electric material, engines, generators, switchgears, ac dc frequency inverters, programmable logic controllers and servo controllers
電控事業部的前身為臺安電機,自1969年3月創立至2003年10月與東元合併迄今,一直秉持著穩健踏實的態度,以電磁開關無熔線斷路器高中低壓配電器材引擎發電機組配電盤變頻器可程式控制器及伺服控制器等產品,為工業發展奉獻心力,滿足最基礎的用電安全,並提供整體性的自動化服務,符合節約能源的世界性潮流。In brushless excitation system, rotating rectifier is likely to occur several faults. but there is not clear linearity relation between the cause of fault and corresponding symptom. and it is difficult to describe their relation with mathematics model
在無刷勵磁系統中旋轉整流器可能出現各種故障,但故障原因和相應的癥狀之間往往沒有明確的線性關系,也就很難距歷g洲精確的數學模型來描述。After deeply studying all kinds of problems of current actualization methods, we put forward to a new actualization method of the technology of physical isolation on the base of cpld. we make a lot of research on data encryption and describe the design method of the encryption chip on the base of lfsr ( linear feedback shift register ). after putting forward to the whole design procedure, we design an encryption chip on the base of lfsr, which can provide the high - quantity data stream of encrtption
在深入研究了常見物理隔離技術實現方案中存在的各種問題后,提出了一種基於cpld的全新實現方案;同時,對于存儲信息的加密也進行了研究,詳細闡述了基於移位寄存器的非線性組合序列密碼的設計方法,提出了完整的設計流程,並設計了一個基於fpga的非線性組合反饋序列密碼晶元,該晶元能提供高質量的偽隨機密鑰流。Three - phase full bridge controlled rectifier, filter circuit and the common loads " mathematics models are built and analyzed. according to the rate of the transition process, the controlled rectification power supply can be classified into fast response and slow response. based on identification of the transition processes using the slope method, the different fuzzy control strategy is adopted. the control method can meet the requirements of real time control and non - error regulation. the simulation results verify its practibility. after that. the design scheme based on dsp is introduced including the design of hardware and software flow chart. emc is an important aspect which can not neglected, so the designs of emc are summarized including hardware and software
根據過渡過程的快慢將可控整流電源系統分為快響應過程和慢響應過程,本文在利用響應曲線斜率法辨以過渡過程的基礎上,分別針對快響應過程和慢響應過程採取了相應的模糊控制策略,以滿足快響應過程要求實時控制,快速跟蹤誤差變化,慢響應過程要求精確定位,無差調節的要求,模擬結果驗證了該方法的有效性,進而分析了用dsp實現該調節器的硬體電路和軟體流程的設計思路。Then, the cc - pwm linear current control strategy is also studied in detail in this paper, and two improved self - adaptive pi controllers are brought forward on the basis of fuzzy logic control theory and fuzzy logic neural network control theory which sufficiently takes advantage of self - learning capability of neural network. they can greatly improve the dynamic performance and cc - pwm system can achieve fast system dynamic response
論文深入研究了cc - pwm逆變器的線性電流控制策略,並提出了模糊自整定pi控制和基於神經網路的模糊推理自整定pi控制兩種改進型智能pi控制演算法,其中的模糊神經網路pi控制演算法充分利用了神經網路具有很強的自學習能力的特點。Static power convertors ; semiconductor rectifier equipment, shapes and letter symbols of characteristic curves
靜態功率轉換器.半導體整流設備.特性曲線形狀和字母And a novel systematically method, using linear combination approach to design high order filter, has been proposed. the designed filters can be adapted by adjusting the bias currents, without changing the physical structure. the results of the examples and pspice simulator show the advantages and availabilities of this method
並且提出了多項式線性組合法,採用該方法不但能設計出所要求的高階電流濾波器,而且能在不改變物理結構的情況下,利用電流控制傳送器的特性,調整其偏置電流,實現濾波器輸出特性的改變。As for the dynamic performance, the linear variable differential transformer ( lvdt ) displacement sensor using signal conditioner ad598 is not so good, so the differential rectifier is designed as the measuring circuit of the sensor so as to increase its cross - over frequency. also, the static test and dynamic test is made for the sensor along with the lvdt
由於使用線性差動變壓器信號處理晶元ad598為測量電路的差動變壓器式傳感器的動態性能不夠理想,本文設計製作了差動整流電路作為差動變壓器式傳感器的測量電路以提高傳感器的截止頻率,並對差動變壓器式傳感器進行靜態和動態標定。Simulation result shows that they are effective. at last, the three - level pwm inverter control scheme is simply analyzed and a simple svpwm method is presented
這些基於智能控制的自整定pi控制演算法均能使得cc - pwm線性電流控制器的動態性能得到改善,模擬結果同樣證明了它們的正確性。Two network analysis and operation algorithms for balanced radial distribution systems, called forward - backward sweeping method of power flow solution and real - time control of capacitors installed on distribution systems, are presented in this thesis. distribution networks have characteristics such as mesh network on planning and radial networks on operation. the radial topology of distribution networks has been fully exploited such that a systematic branch and node numbering scheme is utilized to achieve storage and computational economy
本文對配電網路中電壓的調整,就電容器投切控制問題進行了深入的研究,在前人研究成果的基礎上,針對配電網路結構特點,提出了採用前推回推法計算配電網路潮流,對配電網路就地補償電容器的控制採用模糊控制技術,對全局優化控制採用逐次線性規劃演算法。The dynamic model is a typical nonlinear distributed - parameter system with high dimension about19xn x4, where n is the section number in one reformer. method of lines is adopted to reduce these partial differetial equations ( pdes ) into n lumped - parameter ordinary differetial equations ( odes ) solved by numerical algorithm
在靜態模型基礎上建立了全流程主要裝置(重整反應器、加熱爐、分離罐)的動態模型,採用分段線性化方法對重整反應分佈參數模型離散化成一組常微分線性方程組進行了求解。The dissertation focuses on the semi - active vibration control for the linear suspension of the full - vehicle model in chapter 4. it develops a two - stage control strategy, dividing the full - vehicle suspension and the four mr dampers into two different parts. the upper stage controls the full - vehicle suspension by using the lqg with all the control objectives taken into account and determines the desired restoring
該方法將多輸入多輸出的非線性系統經過輸出解耦變換,簡化成四個單輸入單輸出的子系統,通過分別對單級anfis模糊系統的離線辨識和在線調整相結合,產生四個磁流變阻尼器所需要的控制電壓,以此對非線性整車懸架系統的實施智能控制。Utilizing backstepping procedure, general expression of control strategy for hvdc converters is acquired. the control strategy can restrain the nonlinear uncertainty through injection of nonlinear damping terms in virtual controllers. the proposed decentralized adaptive control scheme guarantees that all the signals in the closed - loop system are bounded in the presence of high order interconnections and bounded disturbances
設計中引入自適應非線性阻尼項來抑制系統非線性不確定參數和未知有界干擾的影響,同時採用反演設計方法來克服控制器設計的復雜性,最後獲得高壓直流輸電系統換流站的分散魯棒自適應控制策略的一般表達式,並提供了整個系統的穩定性證明。In recent years, current rectifiers, frequency converters, arc furnaces and other power electronic devices etc have been increasingly used in power network. with nonlinear, impactive, unbalanced characteristics, they generate lots of harmonics and cause distortion in power network current or voltage
近年來,配電網中整流器、變頻裝置、電弧爐以及其它電力電子設備等的應用不斷增加,由於這些負荷具有非線性、沖擊性和不平衡的用電特性,引起供電網中的電流(電壓)畸變,產生大量諧波。As technique of power electronics develops, the load with nonlinear, impactive, unbalanced characteristics such as current rectifiers, frequency converters, arc furnaces have been increasingly used in power network in recent years. they generate lots of harmonics and cause distortion in power electrical network current ( voltage )
隨著電力電子技術的發展,近年來電網中象整流器、變頻器、電弧爐這樣具有非線性、沖擊性和不平衡用電特性的負荷不斷增加,引起供電網中的電流(電壓)畸變,產生大量諧波。分享友人